| Horizon West to Collegno | 4,819.60 mi (7,756.40 km) |
| Horizon West to Cologno al Serio | 4,903.56 mi (7,891.51 km) |
| Horizon West to Cologno Monzese | 4,885.95 mi (7,863.18 km) |
| Horizon West to Colorno | 4,951.14 mi (7,968.09 km) |
| Horizon West to Comacchio | 5,038.71 mi (8,109.03 km) |
| Horizon West to Comiso | 5,379.93 mi (8,658.16 km) |
| Horizon West to Como | 4,870.25 mi (7,837.91 km) |
| Horizon West to Concordia Sagittaria | 5,039.15 mi (8,109.72 km) |
| Horizon West to Concorezzo | 4,887.01 mi (7,864.88 km) |
| Horizon West to Conegliano | 5,011.43 mi (8,065.12 km) |
| Horizon West to Conselice | 5,027.91 mi (8,091.64 km) |
| Horizon West to Conselve | 5,009.96 mi (8,062.76 km) |
| Horizon West to Conversano | 5,374.91 mi (8,650.08 km) |
| Horizon West to Copertino | 5,440.68 mi (8,755.93 km) |
| Horizon West to Copparo | 5,017.49 mi (8,074.87 km) |
